Question: What interger sequence has the lowest limit and is a natural number?
Paraphrase: What sequence of integers has both the lowest limit and is a natural number?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q2297602 . ?ent wdt:P5447 ?obj . ?ent wdt:P527 wd:Q21199} ORDER BY ASC(?obj)LIMIT 5 
Answer: set of natural numbers, set of natural numbers